Qualcomm Snapdragon 835 vs Qualcomm Snapdragon 425. Specifications, performance, tests

Background information about the processors being compared, series, generation and market segment.

• CPU group
  Qualcomm Snapdragon 830 Qualcomm Snapdragon 425/427
• Family
  Qualcomm Snapdragon Qualcomm Snapdragon
• Generation
  4 3
• Segment
  Mobile Mobile

Core counts, threads, cache and clock modes describe the CPU configuration. Performance depends on the workload and comparable measured results.

• A-Core
  4x Kryo 280 Gold -
• B-Core
  4x Kryo 280 Silver -
• Base Frequency
  1.9 GHz 1.4 GHz
• Core architecture
  hybrid (big.LITTLE) normal
• CPU Cores
  8 4
• CPU Threads
  8 4
• Hyperthreading / SMT
  No No
• Overclocking
  No No
• Turbo Frequency (1 Core)
  2.45 GHz 1.4 GHz
• Turbo Frequency (8 Cores)
  2.45 GHz -
• Turbo Frequency (4 Cores)
  - 1.4 GHz

Internal Graphics does not affect the performance of the CPU, performs the work of the graphics card in its absence or on mobile devices.

• DirectX Version
  11.1 11
• Execution units
  0 0
• Generation
  5 3
• GPU Frequency
  710 MHz 500 MHz
• GPU name
  Qualcomm Adreno 540 Qualcomm Adreno 308
• GPU Turbo
  710 MHz 500 MHz
• Max. displays
  0 0
• Release date
  Q1/2017 Q1/2016
• Shader
  384 24
• Technology
  10 nm 28 nm

Built-in codecs used to encode and decode content. Significantly speeds up the required operations.

• AV1
  No No
• H.264 / AVC
  Conflicting source values: Decode | No Conflicting source values: Decode / Encode | No
• h265 / HEVC (8 bit)
  Decode Decode
• h265 / HEVC (10 bit)
  No No
• JPEG
  Decode Decode / Encode
• VC-1
  Decode Decode
• VP8
  Decode No
• VP9
  Decode No

Types, channel quantity of RAM supported by Qualcomm Snapdragon 425 and Qualcomm Snapdragon 835. Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  No No
• Memory channels
  2 1
• Memory type
  LPDDR4X-1866 LPDDR3-667

• AES-NI
  No No

Compare the TDP requirements of TDP Qualcomm Snapdragon 835 and Qualcomm Snapdragon 425 Power specifications describe different manufacturer limits. TDP, base power and maximum turbo power are separate values; they do not establish measured system consumption.

Architecture, interfaces, additional instructions supported by Qualcomm Snapdragon 835 and Qualcomm Snapdragon 425, virtual machine technologies and process technology.

• Architecture
  Kryo 280 Cortex-A53
• Instruction set (ISA)
  ARMv8-A64 (64 bit) ARMv8-A64 (64 bit)
• Part Number
  MSM8998 MSM8917
• Release date
  Q2/2017 Q3/2016
• Technology
  10 nm 28 nm
• Virtualization
  None None